The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-351-1977, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-351-1977 |
| Primary Part Number | 805953-1 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Shank Diameter | 0.250 INCHES NOMINAL IN |
| Undercut Width | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| First End Taper Length | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Undercut Diameter | 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN |
| First End Location | UNTHREADED END |
| Thread Length | 0.515 INCHES MINIMUM AND 0.535 INCHES MAXIMUM IN |
| First End Style | CHAMFERED |
| Hardness Rating | 24.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Style Designator | UNDERCUT |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Shoulder Diameter | 0.361 INCHES MINIMUM AND 0.365 INCHES MAXIMUM IN |
| Second End Style | SQUARE |
| Thread Class | 3A A |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 805953-1 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5315-01-351-1977 is a Pin,shoulder,headless, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-351-1977 has 1 manufacturer part number on file: 805953-1 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 805953-1: Shank Diameter: 0.250 INCHES NOMINAL IN; Undercut Width: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; First End Taper Length: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Undercut Diameter: 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN. 19 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.